| 摘要 |
PCT No. PCT/DK87/00026 Sec. 371 Date Nov. 25, 1987 Sec. 102(e) Date Nov. 25, 1987 PCT Filed Mar. 26, 1987 PCT Pub. No. WO87/05953 PCT Pub. Date Oct. 8, 1987.By using a hot melt adhesive sheet a fabric is adhered to at least one side of an air cell sheet of polyethylene after radiation with beta -or gamma -rays. The material combines great strength and flexibility with good thermal insulating ability and low weight together with great and permanent buoyancy in water.
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